Finding the Fourth Proportional to 1,679,624,670.40, 2,519,437,005.60 and 1,652,414,891.20
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Solution
The fourth proportional to 1,679,624,670.40, 2,519,437,005.60 and 1,652,414,891.20 is: 2,478,622,336.80
Step by Step Solution
- Step 1: Write the proportion equation
1,679,624,670.40 : 2,519,437,005.60 = 1,652,414,891.20 : x - Step 2: Convert to fraction form
1,679,624,670.40/2,519,437,005.60 = 1,652,414,891.20/x - Step 3: Cross multiply
1,679,624,670.40x = 2,519,437,005.60 × 1,652,414,891.20 - Step 4: Simplify right side
1,679,624,670.40x = 4,163,155,225,493,777,920 - Step 5: Solve for x
x = 4,163,155,225,493,777,920/1,679,624,670.40 - Step 6: Final answer
x = 2,478,622,336.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.